Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.6%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.6%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.60 days	99%
May 2025	Gestation (Days between conception and birth)	-4.62 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.39	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.44	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.99%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.96%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.1%	99% 99%
Sep 2025	Birth Size	18.6%	97%
May 2025	Birth Size	18.6%	97%
Sep 2025	Birth Weight	39.8 kg	97%
May 2025	Birth Weight	39.8 kg	97%
Sep 2025	Gest	-4.60 days	99%
May 2025	Gest	-4.62 days	99%
Sep 2025	Mort	-0.39	99%
May 2025	Mort	-0.44	99%
Sep 2025	Maternal Calving Difficulty	4.99%	99%
May 2025	Maternal Calving Difficulty	4.96%	99%

4,354 total progeny records from 811 dairy contemporary groups

( 44,194 herdmate records from 807 dairy contemporary groups)

797 progeny ( 3,819 herdmates) born to heifers
1,246 progeny ( 10,635 herdmates) born to 2nd parity dam
2,311 progeny ( 29,740 herdmates) born to ≥3rd parity dam
50% progeny (51.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.0%, FR: 25.2%, JE: 1.9%, NR: 0.6%, OTHER: 1.3%	HO: 68.0%, FR: 24.9%, JE: 2.7%, NR: 0.7%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.6% 2.7%	6.5% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1113 Days 2110 Days	747 Days 1121 Days 2149 Days

178 total progeny records from 45 contemporary groups

( 2,264 herdmate records from 45 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.7%, FR: 27.8%, JE: 1.3%, NR: 1.1%, OTHER: 1.4%	HO: 64.3%, FR: 27.4%, JE: 2.8%, NR: 1.1%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.8% 18.4% 19.5%	19.6% 18.9% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 40.9kg 41.2kg	41kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1103 Days 2047 Days	742 Days 1117 Days 2152 Days

171 total progeny records from 31 contemporary groups

( 2,585 herdmate records from 31 contemporary groups)